Garnavillo Weather Forecast

    • 48
    • 65

    Slight Chance Thunderstorms

    • 48
    • 75

    Thunderstorms

    • 24
    • 49

    Chance Rain Showers

    • 27
    • 43

    Mostly Sunny

    • 38
    • 56

    Partly Sunny

    • 35
    • 69

    Chance Rain/Snow

    • 25
    • 47

    Rain/Snow Likely

Today 13 Mar Clayton

Mostly sunny. Near steady temperature in the mid 60s. Southeast Winds 5 to 10 Mph.

Tonight 13 Mar Clayton

Partly cloudy. A slight chance of Showers and Thunderstorms after midnight. Not as cool with Lows in the upper 40s. Southeast Winds 10 to 15 Mph. Gusts up to 30 Mph after midnight. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Garnavillo Temperature Statistics

March Temperature

Prairie Du Chien Municipal Airport (11.8 miles)

  • Lowest 2 March, 2025

    12.2 °F

  • Average March

    37.7 °F

  • Highest 10 March, 2025

    70.7 °F

Climate (2020–Present)

Prairie Du Chien Municipal Airport (11.8 miles)

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  • Average Low 2020–2025

    40 °F

  • Average 2020–2025

    49.4 °F

  • Average High 2020–2025

    58.7 °F
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